2² × 257 × 2081

Prime Factor Structure

Factorization String 2^2 × 257 × 2081

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,760,092

Proper Divisor Sum 1,620,824

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #2139233 ← → #2139283

1 2 4 257 514 1,028 2,081 4,162 8,324 534,817 1,069,634 2,139,268

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

2,139,268 1,069,634 534,817 1,604,452 802,226 401,113 1,203,340 601,670 300,835 902,506 451,253 1,353,760 676,880 338,440 169,220 84,610 42,305 126,916 63,458 31,729 95,188 47,594 23,797 71,392 35,696 17,848 8,924 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.